Prove that- a-b-c b-c-a c-a-b a-b-c 4 b 2 c 2- sin2A-

E= 2s.2( s a ) .2( s b ) .2( s c ) #160; 4b^ 2 c ^ 2 = 4 b ^ 2 c ^ 2 . S ^ 2 = 4 b ^ 2 c ^ 2 ( 1 2 bcsin A #160; ) ^ 2 =sin ^ 2 A ...

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Derivative of Standard Functions

Prove that: ...

Question

Prove that: $\frac{(a + b + c) (b + c - a) (c + a - b) (a + b - c)}{4 b^{2} c^{2}}$ = ${sin}^{2} A$ .

Open in App

Solution

Suggest Corrections

Similar questions

\frac{(a + b + c) (b + c - a) (c + a - b) (a + b - c)}{4 b^{2} c^{2}} = {sin}^{2} A

\frac{(a + b + c) (b + c - a) (c + a - b) (a + b - c)}{4 b^{2} c^{2}}

a, b, c

{(a - c)}^{2} = 4 (b^{2} - a c)

If a, b, c are in AP, prove that $(a - c)^{2} = 4 (b^{2} - a c)$ .

(a - c)^{2} = 4 (b^{2} - a c)

Join BYJU'S Learning Program